function ValidateEmail(valor) 
{
    if (/\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/.test(valor))
	    return true;
    else
	    return false;
}

function CustomValidateFirstName(source, arguments)
{
   
    var FirstName = document.getElementById(source.controltovalidate);
    if (FirstName.value == "")
	{
		source.errormessage = 'Please, enter your First Name.';
		FirstName.focus();
		arguments.IsValid=false;
		return;
	}		
    arguments.IsValid=true;
}

function CustomValidateLastName(source, arguments)
{
   
    var LastName = document.getElementById(source.controltovalidate);
    if (LastName.value == "")
	{
		source.errormessage = 'Please, enter your First Name.';
		LastName.focus();
		arguments.IsValid=false;
		return;
	}		
    arguments.IsValid=true;
}

function CustomValidateAddress(source, arguments)
{
   
    var Address = document.getElementById(source.controltovalidate);
    if (Address.value == "")
	{
		source.errormessage = 'Please, enter your Address.';
		Address.focus();
		arguments.IsValid=false;
		return;
	}		
    arguments.IsValid=true;
}
    
function CustomValidateEmail(source, arguments)
{
    if(arguments)
    {
        var Email = document.getElementById(source.controltovalidate);
        if (Email.value == "")
	    {
		    source.errormessage = 'Please, enter your email.';
		   
		    arguments.IsValid=false;
		    return;
	    }
	    else
	    {
	    if(!ValidateEmail(Email.value))
		    {
			    source.errormessage = "Please check the emails address.";
			 
			    arguments.IsValid=false;
			    return;
		    }
	    }
        arguments.IsValid=true;
    
    }    
}

function CustomValidatePhone(source, arguments)
{
    var ValidChars = "0123456789.()- ";
    var Char;
    incoming = document.getElementById(source.controltovalidate);
    if (incoming.value == "")
	{
		source.errormessage = 'Please, enter your Phone.';
		incoming.focus();
		arguments.IsValid=false;
		return;
	}
	else
	{
        for (cont = 0; cont < incoming.value.length; cont++) 
        { 
            Char = incoming.value.charAt(cont); 
            if (ValidChars.indexOf(Char) == -1)
            {
                source.errormessage = 'Please, check your Phone.';
                incoming.focus();
                arguments.IsValid= false;
                return;
            }
        }
    }
    arguments.IsValid= true;
}

function CustomValidateHearAbout(source, arguments)
{
   
    var ddlHearAboutUs = document.getElementById(source.controltovalidate);
    if (ddlHearAboutUs.value == "")
	{
		source.errormessage = 'Please, select any option.';
		ddlHearAboutUs.focus();
		arguments.IsValid=false;
		return;
	}		
    arguments.IsValid=true;
}

function CustomValidateFindOurWebsite(source, arguments)
{
   
    var ddlFindOurWeb = document.getElementById(source.controltovalidate);
    if (ddlFindOurWeb.value == "")
	{
		source.errormessage = 'Please, select any option.';
		ddlFindOurWeb.focus();
		arguments.IsValid=false;
		return;
	}		
    arguments.IsValid=true;
}

function getElementUlContact(name)
	{
		var object = null;
	    var ulContact=document.getElementById('ulLargeContact').getElementsByTagName("li"); 
        for (var i=0; i<ulContact.length; i++) 
        {
              for (var k=0; k<ulContact[i].children.length; k++)
              {
                if(ulContact[i].children[k].id == name)
                    {
                       object = ulContact[i].children[k];
                       return object;
                    }
              }
        }
    }

function getElementContact(name)
{
    var object = null;
    var tbSmallContact=document.getElementById('tbContact'); 
    for (var i=0; i<tbSmallContact.rows.length; i++)
    {
        for (var j=0; j<tbSmallContact.rows[i].cells.length; j++)
        {
            for (var k=0; k<tbSmallContact.rows[i].cells[j].childNodes.length; k++)
            {                
                if(tbSmallContact.rows[i].cells[j].childNodes[k].id == name)
                {
                   object = tbSmallContact.rows[i].cells[j].childNodes[k];
                   return object;
                }
            }
        }
       
    }    
}